Table 1 Descriptive characteristics of Epirus Health Study (EHS) participants
|  | Total sample (n = 667) | Study sample (n = 563) |
|---|---|---|
Age [years; mean (SD)] | 48.7 (11.3) | 48.7 (11.0) |
Sex [n (%)] | ||
 Women | 399 (59.8) | 337 (59.9) |
Maximum level of education [n (%)] | ||
 Junior high school | 67 (10.1) | 52 (9.3) |
 High school | 165 (24.8) | 136 (24.2) |
 University | 264 (39.6) | 228 (40.6) |
 Post-graduate studies | 170 (25.5) | 146 (26.0) |
Smoking status1 [n (%)] | ||
 Non-smokers | 297 (44.5) | 247 (43.9) |
 Former smokers | 163 (24.4) | 140 (24.9) |
 Current smokers | 207 (31.0) | 176 (31.3) |
Alcohol consumption [n (%)] | ||
 Never | 58 (8.7) | 51 (9.1) |
 Less than once/month | 210 (31.5) | 177 (31.4) |
 1–3 times/month | 110 (16.5) | 94 (16.7) |
 1–2 times/week | 176 (26.4) | 152 (27.0) |
 At least 3 times/week | 113 (16.9) | 89 (15.8) |
Moderate-intensity recreational PA [METs-hours/week, mean (SD)] | 5.3 (11.0) | 5.5 (11.5) |
Vigorous-intensity recreational PA [METs-hours/week, mean (SD)] | 5.4 (15.4) | 4.9 (14.6) |
Mediterranean diet assessment score [mean (SD)] | 7.2 (1.8) | 7.1 (1.8) |
Pittsburgh sleep quality index [mean (SD)] | 5.1 (2.6) | 5.0 (2.4) |
Body mass index2 [kg/m2; mean (SD)] | 26.5 (4.7) | 26.6 (4.7) |
Body fat2 [%; mean (SD)] | 28.4 (7.8) | 28.4 (7.8) |
Systolic blood pressure3 [mmHg; mean (SD)] | 117.2 (15.1) | 117.5 (15.1) |
Diastolic blood pressure3 [mmHg; mean (SD)] | 75.0 (9.9) | 75.2 (9.9) |
Total cholesterol4 [mg/dL; mean (SD)] | 194.7 (34.1) | 194.7 (34.0) |
Low-density lipoprotein cholesterol4 [mg/dL; mean (SD)] | 126.4 (33.6) | 126.2 (33.5) |
High-density lipoprotein cholesterol4 [mg/dL; mean (SD)] | 54.3 (11.7) | 54.2 (11.8) |
Triglycerides4 [mg/dL; mean (SD)] | 94.6 (57.9) | 96.7 (59.7) |
Glucose4 [mg/dL; mean (SD)] | 85.5 (15.5) | 85.6 (15.9) |